CVE-2024-40928: linux kernel Null Dereference — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: fix the error condition in ethtool_get_phy_stats_ethtool() Clang static checker (scan-build) warning: net/ethtool/ioctl.c:line 2233, column 2 Called function pointer is null (null dereference). Return '-EOPNOTSUPP' when 'ops->get_ethtool_phy_stats' is NULL to fix this typo error.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-476 CWE-476

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.2 — 6.6.35
linux	linux_kernel	6.7 — 6.9.6
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/0dcc53abf58d572d34c5313de85f607cd33fc691 https://git.kernel.org/stable/c/6548d543a27449a1a3d8079925de93f5764d6f22 https://git.kernel.org/stable/c/92196be82a4eb61813833dc62876fd198ae51ab1 https://git.kernel.org/stable/c/0dcc53abf58d572d34c5313de85f607cd33fc691 https://git.kernel.org/stable/c/6548d543a27449a1a3d8079925de93f5764d6f22 https://git.kernel.org/stable/c/92196be82a4eb61813833dc62876fd198ae51ab1

Other References

https://git.kernel.org/stable/c/25504f7fe60058b2a9553a9e424fb7dd9683843e https://git.kernel.org/stable/c/c3ba0557ab2ef15a3663e2fb9b1a3d628a8c3daa https://git.kernel.org/stable/c/f9e57e7ca77393b5b7072800370370b02eaad0f8

Frequently Asked Questions

What is CVE-2024-40928? +

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: fix the error condition in ethtool_get_phy_stats_ethtool() Clang static checker (scan-build) warning: net/ethtool/ioctl.c:line 2233, column 2 Called function pointer is null (null dereference). Return '-EOPNOTSUPP' when 'ops->get_ethtool_phy_stats' is NULL to fix this typo error. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-40928? +

CVE-2024-40928 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-40928? +

CVE-2024-40928 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-40928? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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